Home / 28,947,727,544.22-43,424,092,576.17-7,986,160,383.72

Finding the Fourth Proportional to 28,947,727,544.22, 43,424,092,576.17 and 7,986,160,383.72

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Solution

The fourth proportional to 28,947,727,544.22, 43,424,092,576.17 and 7,986,160,383.72 is: 11,979,930,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,947,727,544.22 : 43,424,092,576.17 = 7,986,160,383.72 : x
  2. Step 2: Convert to fraction form
    28,947,727,544.22/43,424,092,576.17 = 7,986,160,383.72/x
  3. Step 3: Cross multiply
    28,947,727,544.22x = 43,424,092,576.17 × 7,986,160,383.72
  4. Step 4: Simplify right side
    28,947,727,544.22x = 346,791,767,830,798,598,144
  5. Step 5: Solve for x
    x = 346,791,767,830,798,598,144/28,947,727,544.22
  6. Step 6: Final answer
    x = 11,979,930,628.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.